How many flights depart from Maine to Region of Ontario on average per week?

The number of flights available between Maine and Region of Ontario is 219 per week as of September 2025. The most frequent departure day is Mon, with 16% of weekly flights leaving on this day.

How long is the flight from Maine to Region of Ontario?

Average flight duration from Maine to Region of Ontario depends on which airport you fly into and out of. Flying from Portland to Toronto Pearson Intl Airport is 4h 31m on average, while flying from Bangor to Toronto Pearson Intl Airport is 6h 31m on average. Toronto Pearson Intl Airport is the most popular airport in Region of Ontario.

What is the cheapest airline that flies from Maine to Ontario?

Porter Airlines, Air Canada, and Air Transat are the most popular carriers operating from Maine to Ontario

When did momondo last update prices for flights from Maine to Ontario?

Prices for flights from Maine to Ontario are updated daily.

How many operators does momondo search for flights from Maine to Ontario?

There are 5 operators available for flights from Maine to Ontario as of September 2025.

How old do you have to be to fly from Maine to Ontario?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Maine to Ontario.

What documentation or ID do you need to fly to Ontario?

The travel and health documents you'll need for your trip to Ontario may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Ontario. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$100 Cheap Flights from Maine to Ontario in 2025/26

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Find the cheapest flights from Maine to Ontario

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

6:00 am - 7:56 amBOS-YYZ

1h 56mnonstop

8:15 am - 9:55 amYYZ-BOS

1h 40mnonstop

$210Air Canada

Find Deal

Sun, Oct 12 - Sun, Oct 19

6:55 pm - 8:54 pmBOS-YTZ

1h 59mnonstop

11:05 am - 12:40 pmYTZ-BOS

1h 35mnonstop

$210Porter Airlines

Find Deal

Thu, Dec 4 - Mon, Dec 8

10:20 am - 12:19 pmBOS-YTZ

1h 59mnonstop

8:30 am - 2:52 pmYTZ-BOS

6h 22m1 stop

$211Multiple Airlines

Find Deal

Sat, Nov 1 - Sat, Nov 8

8:45 am - 10:34 amBOS-YTZ

1h 49mnonstop

9:50 am - 11:31 amYTZ-BOS

1h 41mnonstop

$213Porter Airlines

Find Deal

Thu, Oct 16 - Sun, Oct 19

8:50 am - 6:35 pmPWM-YYZ

9h 45m1 stop

10:57 am - 9:47 pmYYZ-PWM

10h 50m1 stop

$411American Airlines

Find Deal

Sat, Nov 1 - Sat, Nov 8

1:05 pm - 11:02 pmPWM-YYZ

9h 57m1 stop

10:59 am - 9:21 pmYYZ-PWM

10h 22m1 stop

$415American Airlines

Find Deal

Tue, Oct 28 - Sat, Nov 1

6:50 am - 5:23 pmPWM-YYZ

10h 33m1 stop

6:00 am - 1:58 pmYYZ-PWM

7h 58m1 stop

$416Delta

Find Deal

Fri, Oct 17 - Sat, Oct 25

2:38 pm - 11:05 pmPWM-YYZ

8h 27m1 stop

6:00 am - 12:05 amYYZ-PWM

18h 05m1 stop

$451Delta

Find Deal

Tue, Oct 7 - Mon, Oct 13

5:45 am - 5:14 pmPWM-YYZ

11h 29m1 stop

10:05 am - 2:33 pmYYZ-PWM

4h 28m1 stop

$616United Airlines

Find Deal

Thu, Oct 9 - Thu, Oct 16

4:51 pm - 1:02 pmPWM-YUL

20h 11m2 stops

7:00 pm - 10:04 amYUL-PWM

15h 04m1 stop

$630United Airlines

Find Deal

Sat, Nov 1 - Sat, Nov 8

Air Canada flights from Maine to Region of Ontario

Our best Air Canada deals on Maine to Region of Ontario flight tickets

Air Canada

Oct 12

BOS6:00 amBoston Logan Intl

1h 56m

YYZ7:56 amToronto Pearson Intl

Oct 19

YYZ8:15 amToronto Pearson Intl

1h 40m

BOS9:55 amBoston Logan Intl

$210

Find similar

Air Canada

Oct 9

BOS6:00 amBoston Logan Intl

5h 45m

1 stop

YTZ11:45 amToronto Island

Oct 20

YTZ5:25 pmToronto Island

4h 00m

1 stop

BOS9:25 pmBoston Logan Intl

$214

Find similar

Air Canada

Oct 27

BOS6:40 pmBoston Logan Intl

5h 24m

1 stop

YYZ12:04 amToronto Pearson Intl

Oct 31

YYZ2:15 pmToronto Pearson Intl

1h 42m

BOS3:57 pmBoston Logan Intl

$215

Find similar

Delta flights from Maine to Region of Ontario

Our best Delta deals on Maine to Region of Ontario flight tickets

Delta

Oct 17

PWM6:50 amPortland

10h 33m

1 stop

YYZ5:23 pmToronto Pearson Intl

Oct 25

YYZ6:00 amToronto Pearson Intl

7h 58m

1 stop

PWM1:58 pmPortland

$416

Find similar

Delta

Oct 7

PWM2:38 pmPortland

8h 27m

1 stop

YYZ11:05 pmToronto Pearson Intl

Oct 13

YYZ6:00 amToronto Pearson Intl

18h 05m

1 stop

PWM12:05 amPortland

$451

Find similar

Delta

Nov 13

PWM2:30 pmPortland

8h 20m

1 stop

YYZ10:50 pmToronto Pearson Intl

Nov 17

YYZ12:08 pmToronto Pearson Intl

11h 11m

2 stops

PWM11:19 pmPortland

$463

Find similar

Fly from

Fly to

Route

Depart

Return

Price

BostonToronto

BOS - YYZ

BOSYYZ

Boston Logan Intl

Sun 10/12

6:00 am-7:56 am

Nonstop1h 56m

Toronto Pearson Intl

Sun 10/19

8:15 am-9:55 am

Nonstop1h 40m

$210

BostonToronto

BOS - YTZ

BOSYTZ

Boston Logan Intl

Thu 12/4

6:55 pm-8:54 pm

Nonstop1h 59m

Toronto Island

Mon 12/8

11:05 am-12:40 pm

Nonstop1h 35m

$210

BostonToronto

BOS - YTZ

BOSYTZ

Boston Logan Intl

Sat 11/1

10:20 am-12:19 pm

Nonstop1h 59m

Toronto Island

Sat 11/8

8:30 am-2:52 pm

1 stop6h 22m

$211

BostonToronto

BOS - YTZ

BOSYTZ

Boston Logan Intl

Thu 10/16

8:45 am-10:34 am

Nonstop1h 49m

Toronto Island

Sun 10/19

9:50 am-11:31 am

Nonstop1h 41m

$213

PortlandToronto

PWM - YYZ

PWMYYZ

Portland

Sat 11/1

8:50 am-6:35 pm

1 stop9h 45m

Toronto Pearson Intl

Sat 11/8

10:57 am-9:47 pm

1 stop10h 50m

$411

PortlandToronto

PWM - YYZ

PWMYYZ

Portland

Tue 10/28

1:05 pm-11:02 pm

1 stop9h 57m

Toronto Pearson Intl

Sat 11/1

10:59 am-9:21 pm

1 stop10h 22m

$415

PortlandToronto

PWM - YYZ

PWMYYZ

Portland

Fri 10/17

6:50 am-5:23 pm

1 stop10h 33m

Toronto Pearson Intl

Sat 10/25

6:00 am-1:58 pm

1 stop7h 58m

$416

PortlandToronto

PWM - YYZ

PWMYYZ

Portland

Tue 10/7

2:38 pm-11:05 pm

1 stop8h 27m

Toronto Pearson Intl

Mon 10/13

6:00 am-12:05 am

1 stop18h 05m

$451

PortlandToronto

PWM - YYZ

PWMYYZ

Portland

Thu 10/9

5:45 am-5:14 pm

1 stop11h 29m

Toronto Pearson Intl

Thu 10/16

10:05 am-2:33 pm

1 stop4h 28m

$616

PortlandMontreal

PWM - YUL

PWMYUL

Portland

Sat 11/1

4:51 pm-1:02 pm

2 stops20h 11m

Montreal Pierre Elliott Trudeau Intl

Sat 11/8

7:00 pm-10:04 am

1 stop15h 04m

$630

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Maine to Region of Ontario

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to Region of Ontario?

The month of March is, on average, the cheapest month to fly to Region of Ontario from Maine, with most prices found around $360. If you aren’t able to travel during the month of March, then book flights to Region of Ontario from Maine during January instead. Flights to Region of Ontario in January, while not as cheap as those in March, still average around $398.

What is the cheapest day to depart on your flight to Region of Ontario?

According to our data, Saturday is the cheapest day to fly to Region of Ontario from Maine. The lowest ticket price found for a Saturday departure recently was $286. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Flights from Maine to Region of Ontario on a Friday will generally be more expensive and average around $591. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Region of Ontario?

According to our data, the cheapest time of day to fly to Region of Ontario is in the afternoon. momondo users have found flights departing from Maine to Region of Ontario in the afternoon for as low as $457. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights in the morning are often more expensive with an average ticket price of $500.

Can stopping save me money on Maine to Region of Ontario flights?

You could potentially save up to 29% on your flight if you consider stops on a Maine to Region of Ontario flight.

Cheap Maine to Region of Ontario flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Maine to Region of Ontario

Fastest flight time	1h 25m
Direct flights	Every day
Airports in Region of Ontario	2 airports

The fastest flight from Maine to Region of Ontario takes 1h 25m

Direct flights go from Maine to Region of Ontario every day.

There are 2 airports near Region of Ontario: Ottawa (YOW), Montreal Pierre Elliott Trudeau Intl (YUL)

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When did momondo last update prices for flights from Maine to Ontario?
Prices for flights from Maine to Ontario are updated daily.
How many operators does momondo search for flights from Maine to Ontario?
There are 5 operators available for flights from Maine to Ontario as of September 2025.
How old do you have to be to fly from Maine to Ontario?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Maine to Ontario.
What documentation or ID do you need to fly to Ontario?
The travel and health documents you'll need for your trip to Ontario may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Ontario. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from Maine to Ontario?

It is quick and easy to find Maine to Ontario flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Ontario that suits you.

Can I find flights from Maine to Ontario with flexible booking policies on momondo?

Yes. All flights to Ontario from Maine on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Maine to Ontario?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Ontario from Maine.

I’m not ready to book a flight from Maine to Ontario right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Maine to Ontario flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.